Route Reliability
Miami → Raleigh–Durham
MIA–RDU · 700 miles · Miami International Airport to Raleigh–Durham International Airport
- 71%
- Arrive within 15 minutes
- 16 min
- Average arrival delay
- 1.6%
- Cancelled
- 2,386
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Frontier Airlines77%175 flights
- 2.American Airlines72%1,835 flights
- 3.Delta Air Lines63%376 flights
What the data says
Morning-you made the right choice.
MIA–RDU flights departing between 3–6 AM arrived on time 91% of the time, versus 62% between 9 PM–12 AM.
Friday is doing you no favors.
MIA–RDU flights arrived on time 77% of the time on Tuesdays. On Fridays: 62%.
Frontier Airlines runs this route best.
Frontier Airlines arrived on time 77% of the time on this route; Delta Air Lines managed 63%.
Ticking up lately.
MIA–RDU flights arrived on time 74% of the time over the last three months in the data, compared with 70% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon75%(354 flights)
- Tue77%(303 flights)
- Wed76%(294 flights)
- Thu76%(349 flights)
- Fri62%(363 flights)
- Sat69%(323 flights)
- Sun64%(360 flights)
- 3–6 AM91%(22 flights)
- 6–9 AM88%(336 flights)
- 9 AM–12 PM87%(156 flights)
- 12–3 PM68%(262 flights)
- 3–6 PM65%(571 flights)
- 6–9 PM70%(646 flights)
- 9 PM–12 AM62%(353 flights)
Jun 66% → May 76% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 66% | 216 |
| July 2025 | 63% | 220 |
| August 2025 | 59% | 193 |
| September 2025 | 79% | 180 |
| October 2025 | 80% | 193 |
| November 2025 | 77% | 183 |
| December 2025 | 69% | 199 |
| January 2026 | 75% | 187 |
| February 2026 | 66% | 180 |
| March 2026 | 71% | 197 |
| April 2026 | 74% | 196 |
| May 2026 | 76% | 202 |
Same trip, other airports
Keep nerding
Based on 2,386 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.